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MW 586.55 g/mol, Purity >85%. Green fluorescent dye for the labeling of primary amines. Fluorescein labeling reagent with a hexanoic spacer that improves the reactive group accessibility for nucleophiles in preparation of bioconjugates. Reactive N-hydroxysuccinimide (NHS) group can be used for easy attachment to proteins or amine containing nucleotides. Excitation maximum = 491 nm; emission maximum = 515 nm

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Images

Chemical Structure - Fluorescein-5(6)-carboxamidocaproic acid N-hydroxysuccinimidyl ester (AB273894), expandable thumbnail

Key facts

CAS number
114616-31-8
Purity
> 85%
Form
Solid
Molecular weight
586.55 g/mol
Molecular formula
C31H26N2O10
Nature
Synthetic
Excitation/Emission
Ex: 491nm, Em: 515nm

Target data

Recommended products

MW 586.55 g/mol, Purity >85%. Green fluorescent dye for the labeling of primary amines. Fluorescein labeling reagent with a hexanoic spacer that improves the reactive group accessibility for nucleophiles in preparation of bioconjugates. Reactive N-hydroxysuccinimide (NHS) group can be used for easy attachment to proteins or amine containing nucleotides. Excitation maximum = 491 nm; emission maximum = 515 nm

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Key facts

Purity
> 85%
Solubility

Soluble in DMSO.

Biological description

Green fluorescent dye for the labeling of primary amines. Fluorescein labeling reagent with a hexanoic spacer that improves the reactive group accessibility for nucleophiles in preparation of bioconjugates. Reactive N-hydroxysuccinimide (NHS) group can be used for easy attachment to proteins or amine containing nucleotides. Excitation maximum = 491 nm; emission maximum = 515 nm

IUPAC name
N-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-3',6'-dihydroxy-3-oxo-9'-[9H]xanthene]-ar-carboxamide-spiro[isobenzofuran-1(3H)
Excitation/Emission
Ex: 491nm, Em: 515nm

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
-20°C
Appropriate long-term storage conditions
-20°C
Storage information
Store in the dark, Store under desiccating conditions

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1 product image

  • Chemical Structure - Fluorescein-5(6)-carboxamidocaproic acid N-hydroxysuccinimidyl ester (ab273894), expandable thumbnail

    Chemical Structure - Fluorescein-5(6)-carboxamidocaproic acid N-hydroxysuccinimidyl ester (ab273894)

    Chemical structure of Fluorescein-5(6)-carboxamidocaproic acid N-hydroxysuccinimidyl ester, 114616-31-8

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Product protocols

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